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package org.glassfish.jersey.server.wadl.internal.generators.resourcedoc.xhtml;

import javax.xml.bind.JAXBElement;
import javax.xml.namespace.QName;

/**
 * This class provides a fluent interface to xhtml supporting jaxb bindings.<br>
 * Created on: Jun 17, 2008<br>
 *
 * @author Martin Grotzke (martin.grotzke at freiheit.com)
 */
public class Elements extends JAXBElement<XhtmlElementType> {

    public static Elements el(String elementName) {
        return createElement(elementName);
    }

    public static Object val(String elementName, String value) {
        return createElement(elementName, value);
    }

    private static final long serialVersionUID = 1L;

    public Elements(QName name, Class<XhtmlElementType> clazz,
                    XhtmlElementType element) {
        super(name, clazz, element);
    }

    public Elements add(Object... childNodes) {
        if (childNodes != null) {
            for (Object childNode : childNodes) {
                getValue().getChildNodes().add(childNode);
            }
        }
        return this;
    }

    public Elements addChild(Object child) {
        getValue().getChildNodes().add(child);
        return this;
    }

    private static Elements createElement(final String elementName) {
        try {

            final XhtmlElementType element = new XhtmlElementType();

            final Elements jaxbElement = new Elements(
                    new QName("http://www.w3.org/1999/xhtml", elementName),
                    XhtmlElementType.class,
                    element);

            return jaxbElement;

        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    private static JAXBElement<XhtmlValueType> createElement(final String elementName, String value) {
        try {

            final XhtmlValueType element = new XhtmlValueType();
            element.value = value;

            final JAXBElement<XhtmlValueType> jaxbElement = new JAXBElement<XhtmlValueType>(
                    new QName("http://www.w3.org/1999/xhtml", elementName),
                    XhtmlValueType.class,
                    element);

            return jaxbElement;

        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

}
